Traill County's 2026 population is estimated at 8,053, reflecting a 0.4% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Traill County is the 18th largest county in North Dakota. The 2010 population was 8,104 and has grown -0.63% since 2010.
Data after 2023 is projected based on recent change
Overall: 40.4 years
Female: 41.5 years
Male: 39 years
There are 6,149 adults, (1,617 of whom are seniors) in Traill County.
Female: 3,830 (48.1%)
Male: 4,140 (51.9%)
The racial composition of Traill County includes 90.44% White, and smaller percentages for Black or African American, Native American, other race, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 7,208 | 90.44% |
| Two or more races | 528 | 6.62% |
| Black or African American | 77 | 0.97% |
| Native American | 63 | 0.79% |
| Other race | 48 | 0.6% |
| Asian | 45 | 0.56% |
| Native Hawaiian or Pacific Islander | 1 | 0.01% |
Traill County 's average per capita income is $55,351. Household income levels show a median of $87,004. The poverty rate stands at 9.06%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $122,288 | - |
| Families | $110,982 | $132,452 |
| Households | $87,004 | $105,987 |
| Non Families | $42,872 | $53,044 |
Average Income
Median Household Income
Poverty Rate